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    Chapter and Conference Paper

    Education Image Retrieval Method Using Moment Invariants

    Shape-based image retrieval is an important part of image retrieval. According to the shape of moment invariant features of image, a new method for shape based image retrieval is presented. Firstly the edges i...

    Jian-guo Zhang, Wen-bo Wang in International Asia Conference on Industria… (2013)

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    Chapter and Conference Paper

    Computer-Mediated Communication in Education

    Synchronous communication techniques allow participants to contribute from locations at the same time. The tools available include chat, desktop videoconferencing and GroupWare. Although these online technique...

    Jian-guo Zhang, Mei-ge Wang, Wen-bo Wang in Advances in Electric and Electronics (2012)